lab 2 part 4

Dependencies:   mbed

Revision:
0:7e7206bbc34c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Sep 03 19:49:04 2014 +0000
@@ -0,0 +1,16 @@
+#include "mbed.h"
+
+Serial pc(USBTX, USBRX);
+
+int main() {
+    float brightness;   //initializes variable
+    pc.baud(921600);    //set the baud rate to 921600
+    PwmOut light(LED1); // creates a PWMout named light on LED1. 
+                        // will be able to change the brightness of the light using the PWM
+    printf("Type the desired brightness from 0.0 t o 1.0\n"); //prompts the user
+    scanf("%f",&brightness);                                  //reads in value typed.
+    printf("%f is the brightness", brightness);              
+    light.write(brightness);                 //sets the value of light to variable brightness
+    
+    
+    }
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